(deftemplate Retea(slot nume)(slot goes_to)(slot is_a)(slot has_a)(slot is))

(assert (Retea (nume Student)(goes_to School)(goes_to Bus)))
(assert (Retea (nume Bus)(goes_to Student)(goes_to School)(is Yellow)))
(assert (Retea (nume School)(has_a Student)(has_a Bus)))
(assert (Retea (nume Blue)(has_a Green)(has_a Red)))
(assert (Retea (nume Red)(has_a Green)(has_a Blue)))
(assert (Retea (nume Tree)(has_a Coconut)(has_a Banana)(has_a Apple)(has_a Plum)))


